Blue Sapphire and Lapis Lazuli are the birthstones of September. Lapis has been prized since the ancient times for its vivid blue hues speckled with gold pyrite. Blue Sapphire is the stone of mental activation and it helps us to see our inner wisdom. Both Lapis Lazuli and Blue Sapphire opens the third eye chakra, which aids our self-expression and is both powerful in amplifying our thoughts.